UT Health San Antonio Clinical Lab: The UT Health San Antonio Clinical Laboratory began services in 1974 as the laboratory for the UT Health San Antonio MD Anderson Cancer Center, formerly Cancer Therapy and Research Center. In March 2017, the Clinical Laboratory expanded its clinical and research services and became the primary laboratory for all UT Health Physicians. This network now includes providing laboratory services for UT Health San Antonio MD Anderson Cancer Center Mays Cancer Center, Medical Arts and Research Center, and all UT Health Physicians Primary Care locations. The UT Health San Antonio Clinical Laboratory is an integral part of patient care, academia, and research within the UT Health San Antonio system.

Clinical and Molecular Cytogenetics Laboratory: The UT Health Clinical and Molecular Cytogenetics Laboratory is a state of art clinical laboratory providing diagnostic testing services to not only the UT Health Physicians but other partners like Baptist Health System, San Antonio Military Medical Center, University of Texas Medical Branch in Galveston, TX and surrounding regional medical centers.  The laboratory also provides research testing services to collaborators at the Mays Cancer Center, Greehey Children’s Cancer Research Institute, UT Health San Antonio and collaborators across the United States. The laboratory excels in providing quality service in both clinical and research arenas.

Cytology Laboratory
For supplies download Cytology Supply Request PDF document here:

Electron Microscopy Laboratory: A full service facility that provides technical and professional support for patient care and research studies that require transmission and scanning electron microscopy.

Fungus Testing Laboratory: Fungal identification, antifungal susceptibility testing of yeasts and moulds, measurement of levels of antifungal agents in biological tissues and fluids, molecular identification and strain relatedness studies, clinical trials, environmental sampling analysis, and drug discovery research.

Flow Cytometry Laboratory: Immunophenotypic analysis by ​multiparameter flow cytometry which is useful in the diagnosis/classification of acute leukemia, non-Hodgkin’s lymphoma and the detection of residual leukemia/lymphoma following therapy. Also, panels for detection of Paroxysmal Nocturnal Hemoglobinuria (PNH) clones and detection of hemoglobin F in feto-maternal hemorrhage are offered.

Histopathology Laboratory: Offers biopsy and consultation services for bone marrow, breast, gynecologic, liver, oral, prostate, renal, skin, and skeletal muscle services utilizing routine, immunofluorescence, immunohistochemistry, in-situ hybridization, special stains, and muscle enzyme studies.

Molecular Diagnostics Laboratory: Development and performance of molecular diagnostic tests for nucleic acid targets found in a variety of settings in medicine. The primary focus of the laboratory is hematopathology; a selection of genetic and infectious disease tests are also performed.

Oral and Maxillofacial Pathology Laboratory: We offer a comprehensive, computerized service that processes biopsy and cytology specimens from the oral cavity and head and neck region. The laboratory is staffed by two pathologist board certified by the American Board of Oral and Maxillofacial Pathology. We are also supported by a major health center with a large general and specialty surgical pathology faculty.

CLIA Certificate

CAP Certificate

STRL In-House Test Compendium 2023

Contact Information

South Texas Reference Laboratories Client Services

Room: 344B Medical School Building
Phone: (210) 567-6599
Fax:   (210) 450-2243
E-mail:  STRLclientservices@uthscsa.edu
Hours of Operation:
Monday-Friday 7:30am to 5:30pm

Fungus Testing Lab

Room: 330E Medical School Building
Phone: (210) 567-4131
Fax: (210) 614-4250
Email: Wiederhold@uthscsa.edu
Hours of Operation:
Monday-Friday 7:00am to 5:00pm